It a figure of tiny stars measured 1 kilometer wide and tall.
They are 40 C hot, but still can support life, The stars are shaped as a Oak tree, are made of Diamonsidian.
Diamondsidian is diamond mixed with obsidian via smelting. It is the Strongest metal as it can cut through almost anything. The planet's atmosphere is made up of Co2, meaning humans cant live in the atmosphere without some kind of breathing mechanisim.